Home / 2,692.24-4,037.10-1,131.91

Finding the Fourth Proportional to 2,692.24, 4,037.10 and 1,131.91

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Solution

The fourth proportional to 2,692.24, 4,037.10 and 1,131.91 is: 1,697.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692.24 : 4,037.10 = 1,131.91 : x
  2. Step 2: Convert to fraction form
    2,692.24/4,037.10 = 1,131.91/x
  3. Step 3: Cross multiply
    2,692.24x = 4,037.10 × 1,131.91
  4. Step 4: Simplify right side
    2,692.24x = 4,569,633.86
  5. Step 5: Solve for x
    x = 4,569,633.86/2,692.24
  6. Step 6: Final answer
    x = 1,697.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.